SALIHU, L.; RÄSÄNEN, P. Mathematics Skills of Kosovar Primary School Children: A Special View on Children with Mathematical Learning Difficulties. International Electronic Journal of Elementary Education, [S. l.], v. 10, n. 4, p. 421–430, 2018. Disponível em: https://iejee.com/index.php/IEJEE/article/view/409. Acesso em: 24 jan. 2025.